Domain Controller Functional Level Upgrade

Before you raise the domain functional level you must upgrade all windows server 2003 based domain controllers in that domain to windows server 2008 or windows server 2008 r2.

Domain controller functional level upgrade. The domain also has to use dfs r as the engine to replicate sysvol. Select start administrative tools active directory domains and trusts. This functional level is provided for upgrades of existing windows nt 4 0 domains where one or more windows nt 4 0 backup domain controllers bdcs must function after the upgrade.

Windows server 2003 interim applies to the following scenarios. Right click the domain you want to raise the functional level of as in example below and then select raise domain functional level. The recommended way to upgrade a domain is to promote domain controllers that run newer versions of windows server and demote the older domain controllers as needed.

Cette méthode est préférable à la mise à niveau du système d exploitation d un contrôleur de domaine existant. After upgrading all dcs in the domain or forest the administrator is able to raise the functional level and this level acts as a flag informing the dcs and other components as well that certain features can now be enabled. The recommended way to upgrade a domain is to promote domain controllers that run newer versions of windows server and demote older domain controllers as needed.

After you upgrade all the windows server 2003 based domain controllers in the forest to windows server 2008 or windows server 2008 r2 you can raise the forest functional level to windows server 2008 or windows server 2008 r2. This list covers general steps to follow before you promote a domain controller that runs a newer version of windows server. The minimum requirement to add a windows server 2019 domain controller is a windows server 2008 functional level.

There are no new forest or domain functional levels added in this release. In the raise domain functional level select an available domain functional level from the drop down list. A new domain that is created on a domain controller that runs at least windows server 2012 r2 must be set to the windows server 2008 domain functional level or higher.

Windows 2000 server domain controllers are not supported in this mode. That method is preferable to upgrading the operating system of an existing domain controller. Les espaces de noms dfs de domaine exécutés en mode windows server 2008 qui prend en charge l énumération basée sur l accès et une extensibilité accrue.